diff --git a/README.md b/README.md
index 24a042d6..e8716e82 100644
--- a/README.md
+++ b/README.md
@@ -170,6 +170,12 @@ Use the manual QA checklist before releases or when altering upload/playback flo
 
 See [`docs/qa.md`](docs/qa.md) for the copy/paste-friendly checklist we share with QA.
 
+For automated DOM-focused regression coverage, run the Node-based test suite:
+
+```bash
+node tests/profile-modal-controller.test.mjs
+```
+
 ---
 
 ## Acknowledgments
diff --git a/package-lock.json b/package-lock.json
index e146d273..6ed54291 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,6 +9,7 @@
       "version": "1.0.0",
       "devDependencies": {
         "autoprefixer": "^10.4.19",
+        "jsdom": "^24.0.0",
         "postcss": "^8.4.41",
         "tailwindcss": "^3.4.13"
       }
@@ -26,6 +27,135 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/@asamuzakjp/css-color": {
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/@asamuzakjp/css-color/-/css-color-3.2.0.tgz",
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+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@csstools/css-calc": "^2.1.3",
+        "@csstools/css-color-parser": "^3.0.9",
+        "@csstools/css-parser-algorithms": "^3.0.4",
+        "@csstools/css-tokenizer": "^3.0.3",
+        "lru-cache": "^10.4.3"
+      }
+    },
+    "node_modules/@csstools/color-helpers": {
+      "version": "5.1.0",
+      "resolved": "https://registry.npmjs.org/@csstools/color-helpers/-/color-helpers-5.1.0.tgz",
+      "integrity": "sha512-S11EXWJyy0Mz5SYvRmY8nJYTFFd1LCNV+7cXyAgQtOOuzb4EsgfqDufL+9esx72/eLhsRdGZwaldu/h+E4t4BA==",
+      "dev": true,
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/csstools"
+        },
+        {
+          "type": "opencollective",
+          "url": "https://opencollective.com/csstools"
+        }
+      ],
+      "license": "MIT-0",
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@csstools/css-calc": {
+      "version": "2.1.4",
+      "resolved": "https://registry.npmjs.org/@csstools/css-calc/-/css-calc-2.1.4.tgz",
+      "integrity": "sha512-3N8oaj+0juUw/1H3YwmDDJXCgTB1gKU6Hc/bB502u9zR0q2vd786XJH9QfrKIEgFlZmhZiq6epXl4rHqhzsIgQ==",
+      "dev": true,
+      "funding": [
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+          "type": "github",
+          "url": "https://github.com/sponsors/csstools"
+        },
+        {
+          "type": "opencollective",
+          "url": "https://opencollective.com/csstools"
+        }
+      ],
+      "license": "MIT",
+      "engines": {
+        "node": ">=18"
+      },
+      "peerDependencies": {
+        "@csstools/css-parser-algorithms": "^3.0.5",
+        "@csstools/css-tokenizer": "^3.0.4"
+      }
+    },
+    "node_modules/@csstools/css-color-parser": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/@csstools/css-color-parser/-/css-color-parser-3.1.0.tgz",
+      "integrity": "sha512-nbtKwh3a6xNVIp/VRuXV64yTKnb1IjTAEEh3irzS+HkKjAOYLTGNb9pmVNntZ8iVBHcWDA2Dof0QtPgFI1BaTA==",
+      "dev": true,
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/csstools"
+        },
+        {
+          "type": "opencollective",
+          "url": "https://opencollective.com/csstools"
+        }
+      ],
+      "license": "MIT",
+      "dependencies": {
+        "@csstools/color-helpers": "^5.1.0",
+        "@csstools/css-calc": "^2.1.4"
+      },
+      "engines": {
+        "node": ">=18"
+      },
+      "peerDependencies": {
+        "@csstools/css-parser-algorithms": "^3.0.5",
+        "@csstools/css-tokenizer": "^3.0.4"
+      }
+    },
+    "node_modules/@csstools/css-parser-algorithms": {
+      "version": "3.0.5",
+      "resolved": "https://registry.npmjs.org/@csstools/css-parser-algorithms/-/css-parser-algorithms-3.0.5.tgz",
+      "integrity": "sha512-DaDeUkXZKjdGhgYaHNJTV9pV7Y9B3b644jCLs9Upc3VeNGg6LWARAT6O+Q+/COo+2gg/bM5rhpMAtf70WqfBdQ==",
+      "dev": true,
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/csstools"
+        },
+        {
+          "type": "opencollective",
+          "url": "https://opencollective.com/csstools"
+        }
+      ],
+      "license": "MIT",
+      "engines": {
+        "node": ">=18"
+      },
+      "peerDependencies": {
+        "@csstools/css-tokenizer": "^3.0.4"
+      }
+    },
+    "node_modules/@csstools/css-tokenizer": {
+      "version": "3.0.4",
+      "resolved": "https://registry.npmjs.org/@csstools/css-tokenizer/-/css-tokenizer-3.0.4.tgz",
+      "integrity": "sha512-Vd/9EVDiu6PPJt9yAh6roZP6El1xHrdvIVGjyBsHR0RYwNHgL7FJPyIIW4fANJNG6FtyZfvlRPpFI4ZM/lubvw==",
+      "dev": true,
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/csstools"
+        },
+        {
+          "type": "opencollective",
+          "url": "https://opencollective.com/csstools"
+        }
+      ],
+      "license": "MIT",
+      "engines": {
+        "node": ">=18"
+      }
+    },
     "node_modules/@isaacs/cliui": {
       "version": "8.0.2",
       "resolved": "https://registry.npmjs.org/@isaacs/cliui/-/cliui-8.0.2.tgz",
@@ -132,6 +262,16 @@
         "node": ">=14"
       }
     },
+    "node_modules/agent-base": {
+      "version": "7.1.4",
+      "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-7.1.4.tgz",
+      "integrity": "sha512-MnA+YT8fwfJPgBx3m60MNqakm30XOkyIoH1y6huTQvC0PwZG7ki8NacLBcrPbNoo8vEZy7Jpuk7+jMO+CUovTQ==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">= 14"
+      }
+    },
     "node_modules/ansi-regex": {
       "version": "6.2.2",
       "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-6.2.2.tgz",
@@ -186,6 +326,13 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/asynckit": {
+      "version": "0.4.0",
+      "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
+      "integrity": "sha512-Oei9OH4tRh0YqU3GxhX79dM/mwVgvbZJaSNaRk+bshkj0S5cfHcgYakreBjrHwatXKbz+IoIdYLxrKim2MjW0Q==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/autoprefixer": {
       "version": "10.4.21",
       "resolved": "https://registry.npmjs.org/autoprefixer/-/autoprefixer-10.4.21.tgz",
@@ -311,6 +458,20 @@
         "node": "^6 || ^7 || ^8 || ^9 || ^10 || ^11 || ^12 || >=13.7"
       }
     },
+    "node_modules/call-bind-apply-helpers": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/call-bind-apply-helpers/-/call-bind-apply-helpers-1.0.2.tgz",
+      "integrity": "sha512-Sp1ablJ0ivDkSzjcaJdxEunN5/XvksFJ2sMBFfq6x0ryhQV/2b/KwFe21cMpmHtPOSij8K99/wSfoEuTObmuMQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "es-errors": "^1.3.0",
+        "function-bind": "^1.1.2"
+      },
+      "engines": {
+        "node": ">= 0.4"
+      }
+    },
     "node_modules/camelcase-css": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/camelcase-css/-/camelcase-css-2.0.1.tgz",
@@ -400,6 +561,19 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/combined-stream": {
+      "version": "1.0.8",
+      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
+      "integrity": "sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "delayed-stream": "~1.0.0"
+      },
+      "engines": {
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+    },
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       "resolved": "https://registry.npmjs.org/commander/-/commander-4.1.1.tgz",
@@ -438,6 +612,76 @@
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+    "node_modules/cssstyle": {
+      "version": "4.6.0",
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+      "license": "MIT",
+      "dependencies": {
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+        "rrweb-cssom": "^0.8.0"
+      },
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/cssstyle/node_modules/rrweb-cssom": {
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+      "resolved": "https://registry.npmjs.org/rrweb-cssom/-/rrweb-cssom-0.8.0.tgz",
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+      "license": "MIT"
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+    "node_modules/data-urls": {
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+      "resolved": "https://registry.npmjs.org/data-urls/-/data-urls-5.0.0.tgz",
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+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "whatwg-mimetype": "^4.0.0",
+        "whatwg-url": "^14.0.0"
+      },
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+      "dependencies": {
+        "ms": "^2.1.3"
+      },
+      "engines": {
+        "node": ">=6.0"
+      },
+      "peerDependenciesMeta": {
+        "supports-color": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/decimal.js": {
+      "version": "10.6.0",
+      "resolved": "https://registry.npmjs.org/decimal.js/-/decimal.js-10.6.0.tgz",
+      "integrity": "sha512-YpgQiITW3JXGntzdUmyUR1V812Hn8T1YVXhCu+wO3OpS4eU9l4YdD3qjyiKdV6mvV29zapkMeD390UVEf2lkUg==",
+      "dev": true,
+      "license": "MIT"
+    },
+    "node_modules/delayed-stream": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
+      "integrity": "sha512-ZySD7Nf91aLB0RxL4KGrKHBXl7Eds1DAmEdcoVawXnLD7SDhpNgtuII2aAkg7a7QS41jxPSZ17p4VdGnMHk3MQ==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=0.4.0"
+      }
+    },
     "node_modules/didyoumean": {
       "version": "1.2.2",
       "resolved": "https://registry.npmjs.org/didyoumean/-/didyoumean-1.2.2.tgz",
@@ -452,6 +696,21 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/dunder-proto": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/dunder-proto/-/dunder-proto-1.0.1.tgz",
+      "integrity": "sha512-KIN/nDJBQRcXw0MLVhZE9iQHmG68qAVIBg9CqmUYjmQIhgij9U5MFvrqkUL5FbtyyzZuOeOt0zdeRe4UY7ct+A==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "call-bind-apply-helpers": "^1.0.1",
+        "es-errors": "^1.3.0",
+        "gopd": "^1.2.0"
+      },
+      "engines": {
+        "node": ">= 0.4"
+      }
+    },
     "node_modules/eastasianwidth": {
       "version": "0.2.0",
       "resolved": "https://registry.npmjs.org/eastasianwidth/-/eastasianwidth-0.2.0.tgz",
@@ -473,6 +732,68 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/entities": {
+      "version": "6.0.1",
+      "resolved": "https://registry.npmjs.org/entities/-/entities-6.0.1.tgz",
+      "integrity": "sha512-aN97NXWF6AWBTahfVOIrB/NShkzi5H7F9r1s9mD3cDj4Ko5f2qhhVoYMibXF7GlLveb/D2ioWay8lxI97Ven3g==",
+      "dev": true,
+      "license": "BSD-2-Clause",
+      "engines": {
+        "node": ">=0.12"
+      },
+      "funding": {
+        "url": "https://github.com/fb55/entities?sponsor=1"
+      }
+    },
+    "node_modules/es-define-property": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/es-define-property/-/es-define-property-1.0.1.tgz",
+      "integrity": "sha512-e3nRfgfUZ4rNGL232gUgX06QNyyez04KdjFrF+LTRoOXmrOgFKDg4BCdsjW8EnT69eqdYGmRpJwiPVYNrCaW3g==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">= 0.4"
+      }
+    },
+    "node_modules/es-errors": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/es-errors/-/es-errors-1.3.0.tgz",
+      "integrity": "sha512-Zf5H2Kxt2xjTvbJvP2ZWLEICxA6j+hAmMzIlypy4xcBg1vKVnx89Wy0GbS+kf5cwCVFFzdCFh2XSCFNULS6csw==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">= 0.4"
+      }
+    },
+    "node_modules/es-object-atoms": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/es-object-atoms/-/es-object-atoms-1.1.1.tgz",
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+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "es-errors": "^1.3.0"
+      },
+      "engines": {
+        "node": ">= 0.4"
+      }
+    },
+    "node_modules/es-set-tostringtag": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/es-set-tostringtag/-/es-set-tostringtag-2.1.0.tgz",
+      "integrity": "sha512-j6vWzfrGVfyXxge+O0x5sh6cvxAog0a/4Rdd2K36zCMV5eJ+/+tOAngRO8cODMNWbVRdVlmGZQL2YS3yR8bIUA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "es-errors": "^1.3.0",
+        "get-intrinsic": "^1.2.6",
+        "has-tostringtag": "^1.0.2",
+        "hasown": "^2.0.2"
+      },
+      "engines": {
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+    },
     "node_modules/escalade": {
       "version": "3.2.0",
       "resolved": "https://registry.npmjs.org/escalade/-/escalade-3.2.0.tgz",
@@ -553,6 +874,23 @@
         "url": "https://github.com/sponsors/isaacs"
       }
     },
+    "node_modules/form-data": {
+      "version": "4.0.4",
+      "resolved": "https://registry.npmjs.org/form-data/-/form-data-4.0.4.tgz",
+      "integrity": "sha512-KrGhL9Q4zjj0kiUt5OO4Mr/A/jlI2jDYs5eHBpYHPcBEVSiipAvn2Ko2HnPe20rmcuuvMHNdZFp+4IlGTMF0Ow==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "asynckit": "^0.4.0",
+        "combined-stream": "^1.0.8",
+        "es-set-tostringtag": "^2.1.0",
+        "hasown": "^2.0.2",
+        "mime-types": "^2.1.12"
+      },
+      "engines": {
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       "version": "4.3.7",
       "resolved": "https://registry.npmjs.org/fraction.js/-/fraction.js-4.3.7.tgz",
@@ -592,6 +930,45 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/get-intrinsic": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/get-intrinsic/-/get-intrinsic-1.3.0.tgz",
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+      "license": "MIT",
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+        "get-proto": "^1.0.1",
+        "gopd": "^1.2.0",
+        "has-symbols": "^1.1.0",
+        "hasown": "^2.0.2",
+        "math-intrinsics": "^1.1.0"
+      },
+      "engines": {
+        "node": ">= 0.4"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/ljharb"
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+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/get-proto/-/get-proto-1.0.1.tgz",
+      "integrity": "sha512-sTSfBjoXBp89JvIKIefqw7U2CCebsc74kiY6awiGogKtoSGbgjYE/G/+l9sF3MWFPNc9IcoOC4ODfKHfxFmp0g==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
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+        "es-object-atoms": "^1.0.0"
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@@ -626,6 +1003,48 @@
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+      "dev": true,
+      "license": "MIT",
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+      "funding": {
+        "url": "https://github.com/sponsors/ljharb"
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+      "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.1.0.tgz",
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+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">= 0.4"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/ljharb"
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+        "node": ">=18"
+      }
+    },
     "node_modules/which": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
@@ -1655,6 +2417,45 @@
         "node": ">=8"
       }
     },
+    "node_modules/ws": {
+      "version": "8.18.3",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-8.18.3.tgz",
+      "integrity": "sha512-PEIGCY5tSlUt50cqyMXfCzX+oOPqN0vuGqWzbcJ2xvnkzkq46oOpz7dQaTDBdfICb4N14+GARUDw2XV2N4tvzg==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=10.0.0"
+      },
+      "peerDependencies": {
+        "bufferutil": "^4.0.1",
+        "utf-8-validate": ">=5.0.2"
+      },
+      "peerDependenciesMeta": {
+        "bufferutil": {
+          "optional": true
+        },
+        "utf-8-validate": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/xml-name-validator": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/xml-name-validator/-/xml-name-validator-5.0.0.tgz",
+      "integrity": "sha512-EvGK8EJ3DhaHfbRlETOWAS5pO9MZITeauHKJyb8wyajUfQUenkIg2MvLDTZ4T/TgIcm3HU0TFBgWWboAZ30UHg==",
+      "dev": true,
+      "license": "Apache-2.0",
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/xmlchars": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/xmlchars/-/xmlchars-2.2.0.tgz",
+      "integrity": "sha512-JZnDKK8B0RCDw84FNdDAIpZK+JuJw+s7Lz8nksI7SIuU3UXJJslUthsi+uWBUYOwPFwW7W7PRLRfUKpxjtjFCw==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/yaml": {
       "version": "2.8.1",
       "resolved": "https://registry.npmjs.org/yaml/-/yaml-2.8.1.tgz",
diff --git a/package.json b/package.json
index f52a2303..c3b2d903 100644
--- a/package.json
+++ b/package.json
@@ -8,6 +8,7 @@
   "devDependencies": {
     "autoprefixer": "^10.4.19",
     "postcss": "^8.4.41",
-    "tailwindcss": "^3.4.13"
+    "tailwindcss": "^3.4.13",
+    "jsdom": "^24.0.0"
   }
 }
diff --git a/tests/profile-modal-controller.test.mjs b/tests/profile-modal-controller.test.mjs
new file mode 100644
index 00000000..f41b8579
--- /dev/null
+++ b/tests/profile-modal-controller.test.mjs
@@ -0,0 +1,451 @@
+import test, { beforeEach, afterEach } from 'node:test';
+import { strict as assert } from 'node:assert';
+import { readFile } from 'node:fs/promises';
+import { JSDOM } from 'jsdom';
+import ProfileModalController from '../js/ui/profileModalController.js';
+
+const profileModalHtml = await readFile(
+  new URL('../components/profile-modal.html', import.meta.url),
+  'utf8',
+);
+
+const defaultActorNpub = 'npub1actor0exampleexampleexampleexampleexampleex';
+const defaultActorHex = 'a'.repeat(64);
+
+let dom;
+let container;
+
+beforeEach(() => {
+  dom = new JSDOM(
+    '<!DOCTYPE html><html><body><div id="modalMount"></div></body></html>',
+    {
+      url: 'https://example.com',
+      pretendToBeVisual: true,
+    },
+  );
+
+  global.window = dom.window;
+  global.document = dom.window.document;
+  global.HTMLElement = dom.window.HTMLElement;
+  global.HTMLImageElement = dom.window.HTMLImageElement;
+  global.HTMLInputElement = dom.window.HTMLInputElement;
+  global.HTMLButtonElement = dom.window.HTMLButtonElement;
+  global.Node = dom.window.Node;
+  global.CustomEvent = dom.window.CustomEvent;
+  global.Event = dom.window.Event;
+  global.KeyboardEvent = dom.window.KeyboardEvent;
+  global.MutationObserver = dom.window.MutationObserver;
+
+  window.requestAnimationFrame = (callback) => callback(0);
+  window.cancelAnimationFrame = () => {};
+  global.requestAnimationFrame = window.requestAnimationFrame;
+  global.cancelAnimationFrame = window.cancelAnimationFrame;
+
+  window.confirm = () => true;
+  global.confirm = window.confirm;
+
+  container = document.getElementById('modalMount');
+
+  global.fetch = async (resource) => {
+    if (
+      typeof resource === 'string' &&
+      resource.includes('components/profile-modal.html')
+    ) {
+      return {
+        ok: true,
+        status: 200,
+        text: async () => profileModalHtml,
+      };
+    }
+
+    throw new Error(`Unexpected fetch: ${resource}`);
+  };
+});
+
+afterEach(() => {
+  delete global.fetch;
+  delete global.confirm;
+  delete global.requestAnimationFrame;
+  delete global.cancelAnimationFrame;
+  delete global.MutationObserver;
+  delete global.KeyboardEvent;
+  delete global.Event;
+  delete global.CustomEvent;
+  delete global.HTMLButtonElement;
+  delete global.HTMLInputElement;
+  delete global.HTMLImageElement;
+  delete global.Node;
+  delete global.HTMLElement;
+  delete global.document;
+  delete global.window;
+
+  if (dom) {
+    dom.window.close();
+    dom = null;
+  }
+  container = null;
+});
+
+function createController(options = {}) {
+  const {
+    services: serviceOverrides = {},
+    callbacks = {},
+    createWatchHistoryRenderer = options.createWatchHistoryRenderer ?? null,
+  } = options;
+
+  const {
+    relayManager: relayManagerOverrides = {},
+    userBlocks: userBlocksOverrides = {},
+    accessControl: accessControlOverrides = {},
+    nostrClient: nostrClientOverrides = {},
+    ...otherServices
+  } = serviceOverrides;
+
+  const baseRelayManager = {
+    getEntries: () => [],
+    snapshot: () => [],
+    addRelay: () => ({ changed: true }),
+    removeRelay: () => ({ changed: true }),
+    restoreDefaults: () => ({ changed: true }),
+    cycleRelayMode: () => ({ changed: true }),
+    publishRelayList: async () => ({ ok: true }),
+    setEntries: () => {},
+  };
+
+  const baseUserBlocks = {
+    ensureLoaded: async () => {},
+    isBlocked: () => false,
+    addBlock: async () => ({ ok: true }),
+    removeBlock: async () => ({ ok: true }),
+    getBlockedPubkeys: () => [],
+  };
+
+  const baseAccessControl = {
+    ensureReady: async () => {},
+    canEditAdminLists: () => false,
+    isSuperAdmin: () => false,
+    getEditors: () => [],
+    getWhitelist: () => [],
+    getBlacklist: () => [],
+    addModerator: async () => ({ ok: true }),
+    removeModerator: async () => ({ ok: true }),
+    addToWhitelist: async () => ({ ok: true }),
+    removeFromWhitelist: async () => ({ ok: true }),
+    addToBlacklist: async () => ({ ok: true }),
+    removeFromBlacklist: async () => ({ ok: true }),
+  };
+
+  const mergedServices = {
+    relayManager: { ...baseRelayManager, ...relayManagerOverrides },
+    userBlocks: { ...baseUserBlocks, ...userBlocksOverrides },
+    accessControl: { ...baseAccessControl, ...accessControlOverrides },
+    nostrClient: { sessionActor: { pubkey: null }, ...nostrClientOverrides },
+    onAccessControlUpdated: async () => {},
+    describeAdminError: () => 'Unable to update moderation settings. Please try again.',
+    describeNotificationError: () => '',
+    sendAdminListNotification: async () => ({ ok: true }),
+    getCurrentUserNpub: () => defaultActorNpub,
+    ...otherServices,
+  };
+
+  return new ProfileModalController({
+    modalContainer: container,
+    removeTrackingScripts: () => {},
+    setGlobalModalState: () => {},
+    showError: options.showError ?? (() => {}),
+    showSuccess: options.showSuccess ?? (() => {}),
+    showStatus: options.showStatus ?? (() => {}),
+    createWatchHistoryRenderer,
+    callbacks,
+    services: mergedServices,
+    state: options.state ?? {},
+    constants: options.constants ?? {},
+  });
+}
+
+test('load() injects markup and caches expected elements', async () => {
+  const controller = createController();
+  const result = await controller.load();
+
+  assert.equal(result, true);
+  const modal = container.querySelector('#profileModal');
+  assert.ok(modal instanceof window.HTMLElement);
+  assert.strictEqual(controller.profileModal, modal);
+
+  assert.ok(controller.navButtons.account instanceof window.HTMLElement);
+  assert.ok(controller.panes.account instanceof window.HTMLElement);
+  assert.ok(controller.relayList instanceof window.HTMLElement);
+  assert.ok(controller.blockList instanceof window.HTMLElement);
+  assert.ok(controller.walletStatusText instanceof window.HTMLElement);
+});
+
+test('show()/hide() toggle panes, trap focus, and refresh the wallet pane', async () => {
+  const controller = createController();
+  await controller.load();
+
+  let adminRefreshes = 0;
+  controller.refreshAdminPaneState = async () => {
+    adminRefreshes += 1;
+  };
+
+  let walletRefreshes = 0;
+  controller.refreshWalletPaneState = () => {
+    walletRefreshes += 1;
+  };
+
+  let relaysPopulated = 0;
+  controller.populateProfileRelays = () => {
+    relaysPopulated += 1;
+  };
+
+  controller.populateBlockedList = () => {};
+
+  const focusBefore = document.createElement('button');
+  focusBefore.id = 'before';
+  document.body.appendChild(focusBefore);
+  focusBefore.focus();
+
+  await controller.show('wallet');
+
+  assert.equal(adminRefreshes, 1);
+  assert.equal(walletRefreshes, 2);
+  assert.equal(relaysPopulated, 1);
+  assert.equal(controller.getActivePane(), 'wallet');
+  assert.equal(controller.profileModal.getAttribute('aria-hidden'), 'false');
+
+  assert.ok(controller.boundKeydown);
+  assert.ok(controller.focusableElements.length > 0);
+  const first = controller.focusableElements[0];
+  const last = controller.focusableElements[controller.focusableElements.length - 1];
+
+  last.focus();
+  let prevented = false;
+  controller.boundKeydown({
+    key: 'Tab',
+    shiftKey: false,
+    preventDefault: () => {
+      prevented = true;
+    },
+  });
+  assert.equal(document.activeElement, first);
+  assert.equal(prevented, true);
+
+  await controller.hide();
+  assert.equal(controller.profileModal.getAttribute('aria-hidden'), 'true');
+  assert.equal(controller.getActivePane(), 'account');
+});
+
+test('populateProfileRelays renders entries and wires action buttons', async () => {
+  const relays = [
+    { url: 'wss://relay.one', mode: 'write' },
+    { url: 'wss://relay.two', read: true, write: false },
+  ];
+
+  const controller = createController({
+    services: {
+      relayManager: {
+        getEntries: () => relays,
+      },
+    },
+  });
+
+  await controller.load();
+
+  const modeCalls = [];
+  const removeCalls = [];
+  controller.handleRelayModeToggle = (url) => {
+    modeCalls.push(url);
+  };
+  controller.handleRemoveRelay = (url) => {
+    removeCalls.push(url);
+  };
+
+  controller.populateProfileRelays();
+
+  const items = controller.relayList.querySelectorAll('li');
+  assert.equal(items.length, relays.length);
+
+  const firstButtons = items[0].querySelectorAll('button');
+  assert.equal(firstButtons.length, 2);
+
+  firstButtons[0].click();
+  firstButtons[1].click();
+
+  assert.deepEqual(modeCalls, ['wss://relay.one']);
+  assert.deepEqual(removeCalls, ['wss://relay.one']);
+});
+
+test('admin mutations invoke accessControl stubs and update admin DOM', async () => {
+  const successMessages = [];
+  const errorMessages = [];
+  const ensureReadyCalls = [];
+  const accessEvents = [];
+
+  const accessControl = {
+    ensureReady: async () => {
+      ensureReadyCalls.push('ensure');
+    },
+    canEditAdminLists: () => true,
+    isSuperAdmin: () => true,
+    getEditors: () => ['npub1moderator'],
+    getWhitelist: () => ['npub1allow'],
+    getBlacklist: () => ['npub1block'],
+    addModerator: async (actor, target) => {
+      accessEvents.push(['addModerator', actor, target]);
+      return { ok: true };
+    },
+    removeModerator: async (actor, target) => {
+      accessEvents.push(['removeModerator', actor, target]);
+      return { ok: true };
+    },
+    addToWhitelist: async (actor, target) => {
+      accessEvents.push(['addWhitelist', actor, target]);
+      return { ok: true };
+    },
+    removeFromWhitelist: async (actor, target) => {
+      accessEvents.push(['removeWhitelist', actor, target]);
+      return { ok: true };
+    },
+    addToBlacklist: async (actor, target) => {
+      accessEvents.push(['addBlacklist', actor, target]);
+      return { ok: true };
+    },
+    removeFromBlacklist: async (actor, target) => {
+      accessEvents.push(['removeBlacklist', actor, target]);
+      return { ok: true };
+    },
+  };
+
+  const onAccessControlUpdatedCalls = [];
+
+  const controller = createController({
+    showSuccess: (message) => successMessages.push(message),
+    showError: (message) => errorMessages.push(message),
+    services: {
+      accessControl,
+      getCurrentUserNpub: () => defaultActorNpub,
+      onAccessControlUpdated: async () => {
+        onAccessControlUpdatedCalls.push('updated');
+      },
+    },
+  });
+
+  await controller.load();
+  await controller.refreshAdminPaneState();
+
+  assert.ok(controller.navButtons.admin);
+  assert.equal(controller.navButtons.admin.classList.contains('hidden'), false);
+  assert.equal(controller.moderatorSection.classList.contains('hidden'), false);
+  assert.equal(controller.adminModeratorList.querySelectorAll('li').length, 1);
+  assert.equal(
+    controller.whitelistList.querySelectorAll('button').length > 0,
+    true,
+  );
+
+  controller.moderatorInput.value = 'npub1newmoderator';
+  await controller.handleAddModerator();
+
+  assert.deepEqual(accessEvents[0], [
+    'addModerator',
+    defaultActorNpub,
+    'npub1newmoderator',
+  ]);
+  assert.equal(controller.addModeratorButton.disabled, false);
+  assert.equal(
+    controller.addModeratorButton.hasAttribute('aria-busy'),
+    false,
+  );
+  assert.equal(controller.moderatorInput.value, '');
+  assert.ok(onAccessControlUpdatedCalls.length >= 1);
+  assert.ok(successMessages.includes('Moderator added successfully.'));
+
+  controller.whitelistInput.value = 'npub1fresh';
+  const whitelistButton = controller.addWhitelistButton;
+  await controller.handleAdminListMutation('whitelist', 'add');
+  assert.deepEqual(accessEvents[1], [
+    'addWhitelist',
+    defaultActorNpub,
+    'npub1fresh',
+  ]);
+  assert.equal(whitelistButton.disabled, false);
+  assert.equal(whitelistButton.hasAttribute('aria-busy'), false);
+  assert.ok(successMessages.includes('Added to the whitelist.'));
+
+  const removeButton = controller.whitelistList.querySelector('button');
+  await controller.handleAdminListMutation('whitelist', 'remove', 'npub1allow', removeButton);
+  const removeEvent = accessEvents.find((entry) => entry[0] === 'removeWhitelist');
+  assert.deepEqual(removeEvent, [
+    'removeWhitelist',
+    defaultActorNpub,
+    'npub1allow',
+  ]);
+  assert.equal(removeButton.disabled, false);
+  assert.equal(removeButton.hasAttribute('aria-busy'), false);
+  assert.ok(successMessages.includes('Removed from the whitelist.'));
+
+  assert.deepEqual(errorMessages, []);
+  assert.ok(ensureReadyCalls.length >= 3);
+});
+
+test('history pane lazily initializes the watch history renderer', async () => {
+  const historyCalls = [];
+  let capturedConfig = null;
+
+  const fakeRenderer = {
+    ensureInitialLoad: async ({ actor }) => {
+      historyCalls.push(['ensure', actor]);
+    },
+    refresh: async ({ actor, force }) => {
+      historyCalls.push(['refresh', actor, force]);
+    },
+    resume: () => {
+      historyCalls.push(['resume']);
+    },
+    pause: () => {
+      historyCalls.push(['pause']);
+    },
+    destroy: () => {
+      historyCalls.push(['destroy']);
+    },
+  };
+
+  const controller = createController({
+    createWatchHistoryRenderer: (config) => {
+      capturedConfig = config;
+      return fakeRenderer;
+    },
+    services: {
+      nostrClient: { sessionActor: { pubkey: defaultActorHex } },
+      getCurrentUserNpub: () => defaultActorNpub,
+    },
+  });
+
+  await controller.load();
+  controller.refreshAdminPaneState = async () => {};
+  controller.populateProfileRelays = () => {};
+  controller.populateBlockedList = () => {};
+  controller.refreshWalletPaneState = () => {};
+
+  controller.setActivePubkey(defaultActorHex);
+  await controller.show('history');
+  await Promise.resolve();
+
+  assert.ok(capturedConfig);
+  assert.equal(capturedConfig.viewSelector, '#profilePaneHistory');
+  assert.deepEqual(historyCalls.slice(0, 3), [
+    ['ensure', defaultActorHex],
+    ['refresh', defaultActorHex, true],
+    ['resume'],
+  ]);
+  assert.ok(typeof controller.boundProfileHistoryVisibility === 'function');
+
+  await controller.hide();
+  await Promise.resolve();
+
+  assert.equal(
+    historyCalls.some((entry) => Array.isArray(entry) && entry[0] === 'destroy'),
+    true,
+  );
+  assert.equal(controller.profileHistoryRenderer, null);
+  assert.equal(controller.boundProfileHistoryVisibility, null);
+});